4Q9C
IgNAR antibody domain C3
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 4Q97 | PDB ENTRY 4Q97 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5 | 293 | 1.0 M lithium chloride, 0.1 M citric acid, 20% PEG6000, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.03 | 59.4 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 99.148 | α = 90 |
b = 99.148 | β = 90 |
c = 52.281 | γ = 120 |
Symmetry | |
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Space Group | P 63 2 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | Bruker Platinum 135 | 2009-08-12 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | BRUKER AXS MICROSTAR | 1.514 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | ||||||||
1 | 2.8 | 30 | 100 | 0.036 | 22.5 | 5 | 4052 | 4052 | 2 | 2 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 2.8 | 2.9 | 100 | 0.304 | 3.6 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (I) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 4Q97 | 2.8 | 15 | 2 | 4033 | 3851 | 182 | 99.63 | 0.25975 | 0.25851 | 0.2872 | RANDOM | 33.408 |
Temperature Factor Modeling | ||||||
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
1.4 | 1.4 | 1.4 | -4.53 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.719 |
r_sphericity_free | 27.604 |
r_dihedral_angle_3_deg | 15.551 |
r_dihedral_angle_4_deg | 11.545 |
r_sphericity_bonded | 11.044 |
r_dihedral_angle_1_deg | 4.849 |
r_rigid_bond_restr | 1.141 |
r_angle_refined_deg | 0.919 |
r_chiral_restr | 0.055 |
r_bond_refined_d | 0.004 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 816 |
Nucleic Acid Atoms | |
Solvent Atoms | 12 |
Heterogen Atoms | 25 |
Software
Software | |
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Software Name | Purpose |
XDS | data scaling |
PHASER | phasing |
REFMAC | refinement |
XDS | data reduction |
XSCALE | data scaling |